my_dialog_nav_graph.xml

my_dialog_nav_graph.xml

<?xml version="1.0" encoding="utf-8"?>
<navigation xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/my_dialog_nav_graph"
    app:startDestination="@id/myDialog">

    <dialog
        android:id="@+id/myDialog"
        android:name="com.example.MyDialog">

        <argument
            android:name="title"
            app:argType="string" />

        <argument
            android:name="message"
            app:argType="string" />

    </dialog>

</navigation>